mirror of
https://github.com/fabe/gatsby-starter-deck.git
synced 2024-10-06 00:17:23 +03:00
87 lines
2.0 KiB
JavaScript
87 lines
2.0 KiB
JavaScript
const path = require('path');
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const _ = require('lodash');
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// Remove trailing slash
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exports.onCreatePage = ({ page, actions }) => {
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const { createPage, deletePage } = actions;
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return new Promise((resolve, reject) => {
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// Remove trailing slash
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const newPage = Object.assign({}, page, {
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path: page.path === `/` ? page.path : page.path.replace(/\/$/, ``),
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});
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if (newPage.path !== page.path) {
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// Remove the old page
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deletePage(page);
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// Add the new page
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createPage(newPage);
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}
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resolve();
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});
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};
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// Create pages from markdown nodes
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exports.createPages = ({ actions, createContentDigest, createNodeId, graphql }) => {
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const { createPage, createNode } = actions;
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const slideTemplate = path.resolve(`src/templates/slide.js`);
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return graphql(`
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{
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allMarkdownRemark {
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edges {
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node {
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fileAbsolutePath
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html
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}
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}
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}
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}
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`).then(result => {
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if (result.errors) {
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return Promise.reject(result.errors);
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}
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const slides = result.data.allMarkdownRemark.edges;
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slides.sort((a, b) => a.node.fileAbsolutePath > b.node.fileAbsolutePath ? 1 : -1)
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const nodes = slides.flatMap((s) => s.node.html.split('<hr>').map((html) => ({
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node: s.node, html
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})));
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nodes.forEach(({ node, html }, index) => {
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createNode({
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id: createNodeId(`${node.id}_${index + 1} >>> Slide`),
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parent: node.id,
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children: [],
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internal: {
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type: `Slide`,
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contentDigest: createContentDigest(html),
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},
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html: html,
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index: index + 1,
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});
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});
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nodes.forEach((slide, index) => {
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createPage({
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path: `/${index + 1}`,
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component: slideTemplate,
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context: {
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index: index + 1,
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absolutePath: process.cwd() + `/src/slides#${index + 1}`,
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},
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});
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});
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});
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};
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exports.sourceNodes = ({ actions }) => {
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actions.createTypes(`
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type Slide implements Node {
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html: String
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index: Int
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}
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`);
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};
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